Health Impact AssessmentRisk AssessmentCarcinogensOccupational ExposureRisk FactorsTreatment OutcomeOutcome Assessment (Health Care)Pregnancy OutcomeRetrospective StudiesFollow-Up StudiesOutcome and Process Assessment (Health Care)Prospective StudiesPrognosisTime FactorsCohort StudiesPregnancyInfant, NewbornSeverity of Illness IndexSurvival AnalysisSurvival RatePredictive Value of TestsPostoperative ComplicationsGlasgow Outcome ScaleRandomized Controlled Trials as TopicKaplan-Meier EstimateUnited StatesQuality of LifeMultivariate AnalysisRecurrenceLogistic ModelsRecovery of FunctionAge FactorsLength of StayStrokePatient Outcome AssessmentProportional Hazards ModelsHospital MortalityPatient SatisfactionResearch DesignIncidenceChi-Square DistributionLongitudinal StudiesRegistries